/*-----------------------------------------------------------------------/
/  Low level disk interface modlue include file   (C)ChaN, 2014          /
/-----------------------------------------------------------------------*/

#ifndef _DISKIO_DEFINED
#define _DISKIO_DEFINED

#ifdef __cplusplus
extern "C"
{
#endif

#include "integer.h"

    /* Status of Disk Functions */
    typedef BYTE DSTATUS;

    /* Results of Disk Functions */
    typedef enum
    {
        RES_OK = 0, /* 0: Successful */
        RES_ERROR,  /* 1: R/W Error */
        RES_WRPRT,  /* 2: Write Protected */
        RES_NOTRDY, /* 3: Not Ready */
        RES_PARERR  /* 4: Invalid Parameter */
    } DRESULT;

    /*---------------------------------------*/
    /* Prototypes for disk control functions */

    DSTATUS disk_initialize(BYTE pdrv);
    DSTATUS disk_status(BYTE pdrv);
    DRESULT disk_read(BYTE pdrv, BYTE *buff, DWORD sector, UINT count);
    DRESULT disk_write(BYTE pdrv, const BYTE *buff, DWORD sector, UINT count);
    DRESULT disk_ioctl(BYTE pdrv, BYTE cmd, void *buff);

    /* Disk Status Bits (DSTATUS) */

#define STA_NOINIT 0x01  /* Drive not initialized */
#define STA_NODISK 0x02  /* No medium in the drive */
#define STA_PROTECT 0x04 /* Write protected */

/* Command code for disk_ioctrl fucntion */

/* Generic command (Used by FatFs) */
#define CTRL_SYNC 0        /* Complete pending write process (needed at _FS_READONLY == 0) */
#define GET_SECTOR_COUNT 1 /* Get media size (needed at _USE_MKFS == 1) */
#define GET_SECTOR_SIZE 2  /* Get sector size (needed at _MAX_SS != _MIN_SS) */
#define GET_BLOCK_SIZE 3   /* Get erase block size (needed at _USE_MKFS == 1) */
#define CTRL_TRIM 4        /* Inform device that the data on the block of sectors is no longer used (needed at _USE_TRIM == 1) */

/* Generic command (Not used by FatFs) */
#define CTRL_POWER 5  /* Get/Set power status */
#define CTRL_LOCK 6   /* Lock/Unlock media removal */
#define CTRL_EJECT 7  /* Eject media */
#define CTRL_FORMAT 8 /* Create physical format on the media */

/* MMC/SDC specific ioctl command */
#define MMC_GET_TYPE 10   /* Get card type */
#define MMC_GET_CSD 11    /* Get CSD */
#define MMC_GET_CID 12    /* Get CID */
#define MMC_GET_OCR 13    /* Get OCR */
#define MMC_GET_SDSTAT 14 /* Get SD status */

/* ATA/CF specific ioctl command */
#define ATA_GET_REV 20   /* Get F/W revision */
#define ATA_GET_MODEL 21 /* Get model name */
#define ATA_GET_SN 22    /* Get serial number */

#ifdef __cplusplus
}
#endif

#endif
